<!doctype html>
<html lang="zh-Hans">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>轱辘</title>
  <style>
    * {margin: 0; padding: 0; box-sizing: border-box;}
    img {max-width: 100%;}

    
  </style>
</head>
<body>

  <div id="app" style="padding: 100px;">
    <g-collapse :selected.sync="selectedTab">
      <g-collapse-item title="标题1" name="1">内容1</g-collapse-item>
      <g-collapse-item title="标题2" name="2">内容2</g-collapse-item>
      <g-collapse-item title="标题3" name="3">内容3</g-collapse-item>
    </g-collapse>
    {{selectedTab}}

  
  </div>
<script src="./src/app.js"></script>
</body>
</html>